Home / 231,113.47-346,670.21-151,218.56

Finding the Fourth Proportional to 231,113.47, 346,670.21 and 151,218.56

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Solution

The fourth proportional to 231,113.47, 346,670.21 and 151,218.56 is: 226,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,113.47 : 346,670.21 = 151,218.56 : x
  2. Step 2: Convert to fraction form
    231,113.47/346,670.21 = 151,218.56/x
  3. Step 3: Cross multiply
    231,113.47x = 346,670.21 × 151,218.56
  4. Step 4: Simplify right side
    231,113.47x = 52,422,969,951.10
  5. Step 5: Solve for x
    x = 52,422,969,951.10/231,113.47
  6. Step 6: Final answer
    x = 226,827.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.